Table 4.

Summary statistics for parallax error for data shown in Fig. 9^*

Calibration	P2 Head-restrained Mean ± std / median [q25 q75]	P2 Head-unrestrained	P1 with Eyelink	P2 with Eyelink
5-point	0.076 [0.057 0.109]	0.020 [0.013 0.068]	0.022 ± 0.006	0.008 ± 0.008
9-point	0.044 [0.028 0.070]	0.029 [0.016 0.076]	0.016 ± 0.006	0.008 [0.004 0.014]
13-point	0.013 [0.009 0.044]	0.042 [0.029 0.091]	0.022 ± 0.006	0.008 [0.003 0.011]
Star	0.130 [0.102 0.162]	0.137 [0.103 0.189]	0.009 ± 0.005	0.020 [0.014 0.022]
aVOR		0.022 [0.012 0.065]

The bold headings correspond to the numbers in bold in the cells where mean/std values were used

^*For data distributed normally, mean, and standard deviation are included (bold text). For nonparametrically distributed data, median, and the interquartile range are provided